Answer:
Because the green bacteria produced oxygen during photosynthesis, the purple bacteria had a harder time surviving.
Explanation:
Sample Answer
Pharyngeal constrictor muscles (superior, middle and inferior)
The pharyngeal constrictor muscles are a group of muscles that form the lumen of the pharynx. After you swallow, an act that you have control, it starts a involuntary contraction by these muscles to propel the bolus downwards.
Can you show me the following??
There are 4. Adenine, Thymine, Cytosine, and Guanine
